This standard specifies the HPLC method for the determination of benzoyl peroxide, a prohibited bleaching agent in toothpaste. This standard applies to the determination of the content of benzoyl peroxide, a prohibited bleaching agent in toothpaste. The detection limit of this standard method is 0.5 mg/kg.
GB/T 40190-2021 Referenced Document
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 40190-2021 history
2021GB/T 40190-2021 Determination of forbidden bleach in toothpaste—High performance liquid chromatography method